Vaccinium vitis-idaea Koralle Group![RHS AGM](/assets/styles/images/icons/RHS-AGM--Small-Vert__web.svg)
cowberry Koralle Group
Koralle Group is a bushy dwarf evergreen shrub with neat, lustrous, leathery, obovate dark green leaves and terminal racemes of small, pink, bell-shaped flowers, followed by bright red berries 10mm in width
![](https://apps.rhs.org.uk/plantselectorimages/detail/WSY0034391_5776.jpg)
Buy this plant
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
5–10 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
AcidColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Pink | Green | ||
---|---|---|---|---|
Summer | Pink | Green | Red | |
Autumn | Green | Red | ||
Winter | Green |
Position
- Full shade
- Full sun
- Partial shade
Aspect
South–facing or North–facing or East–facing or West–facing
Exposure
Exposed or Sheltered Hardiness
H5Botanical details
- Family
- Ericaceae
- Native to the UK
- No
- Foliage
- Evergreen
- Habit
- Suckering
- Genus
Vaccinium can be evergreen or deciduous shrubs or small trees, with simple leaves and small, bell- or urn-shaped flowers followed by juicy, sometimes edible berries
- Name status
Accepted
How to grow
Cultivation
Grows well in extremely acid soils that are moist but well-drained. Tolerant of shade and woodland edges. Susceptible to frost damage and delayed flowering in colder climes
Propagation
Propagate by semi-hardwood cuttings in mid to late summer or layer in mid-summer. Propagate by seed sown, in containers, in a cold-frame in autumn
Suggested planting locations and garden types
- Low Maintenance
- Ground cover
Pruning
Pests
Generally pest-free
Diseases
May be susceptible to honey fungus (rarely), powdery mildews, root rot and chlorosis due to iron and manganese deficiency; see nutrient deficiencies
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.